feat: complete Epic 1 production foundation

apps/admin-api/src/routes/observability.rs

@@ -1,13 +1,18 @@
 use axum::{
     Json,
     extract::{Path, Query, State},
+    http::{
+        HeaderValue, StatusCode,
+        header::{CONTENT_DISPOSITION, CONTENT_TYPE},
+    },
+    response::{IntoResponse, Response},
 };
 use serde_json::{Value, json};
 
 use crate::{
     error::ApiError,
     routes::access::WorkspacePath,
-    service::{ApprovalsQuery, LogsQuery, UsageRequestQuery},
+    service::{ApprovalDecisionPayload, ApprovalsQuery, LogsQuery, UsageRequestQuery},
     state::AppState,
 };
 
@@ -44,7 +49,49 @@ pub async fn list_logs(
         .service
         .list_logs(&path.workspace_id.as_str().into(), query)
         .await?;
-    Ok(Json(json!({ "items": items })))
+    Ok(Json(json!(items)))
+}
+
+pub async fn export_logs_csv(
+    Path(path): Path<WorkspacePath>,
+    Query(query): Query<LogsQuery>,
+    State(state): State<AppState>,
+) -> Result<Response, ApiError> {
+    let csv = state
+        .service
+        .export_logs_csv(&path.workspace_id.as_str().into(), query)
+        .await?;
+    let mut response = (StatusCode::OK, csv).into_response();
+    response.headers_mut().insert(
+        CONTENT_TYPE,
+        HeaderValue::from_static("text/csv; charset=utf-8"),
+    );
+    response.headers_mut().insert(
+        CONTENT_DISPOSITION,
+        HeaderValue::from_static("attachment; filename=\"crank-invocation-history.csv\""),
+    );
+    Ok(response)
+}
+
+pub async fn export_usage_csv(
+    Path(path): Path<WorkspacePath>,
+    Query(query): Query<UsageRequestQuery>,
+    State(state): State<AppState>,
+) -> Result<Response, ApiError> {
+    let csv = state
+        .service
+        .export_usage_csv(&path.workspace_id.as_str().into(), query)
+        .await?;
+    let mut response = (StatusCode::OK, csv).into_response();
+    response.headers_mut().insert(
+        CONTENT_TYPE,
+        HeaderValue::from_static("text/csv; charset=utf-8"),
+    );
+    response.headers_mut().insert(
+        CONTENT_DISPOSITION,
+        HeaderValue::from_static("attachment; filename=\"crank-usage.csv\""),
+    );
+    Ok(response)
 }
 
 pub async fn get_log(
@@ -87,6 +134,38 @@ pub async fn get_approval(
     Ok(Json(json!(item)))
 }
 
+pub async fn approve_approval(
+    Path(path): Path<WorkspaceApprovalPath>,
+    State(state): State<AppState>,
+    Json(payload): Json<ApprovalDecisionPayload>,
+) -> Result<Json<Value>, ApiError> {
+    let item = state
+        .service
+        .approve_approval(
+            &path.workspace_id.as_str().into(),
+            &path.approval_id.as_str().into(),
+            payload,
+        )
+        .await?;
+    Ok(Json(json!(item)))
+}
+
+pub async fn deny_approval(
+    Path(path): Path<WorkspaceApprovalPath>,
+    State(state): State<AppState>,
+    Json(payload): Json<ApprovalDecisionPayload>,
+) -> Result<Json<Value>, ApiError> {
+    let item = state
+        .service
+        .deny_approval(
+            &path.workspace_id.as_str().into(),
+            &path.approval_id.as_str().into(),
+            payload,
+        )
+        .await?;
+    Ok(Json(json!(item)))
+}
+
 pub async fn get_usage(
     Path(path): Path<WorkspacePath>,
     Query(query): Query<UsageRequestQuery>,